from scapy.fields import FlagsField, BitField, IntField
from scapy.layers.inet import ICMP, IP, UDP
from scapy.layers.inet6 import ICMPv6EchoRequest
-from scapy.layers.inet6 import IPv6, ICMPv6ND_NS, ICMPv6MLReport2
+from scapy.layers.inet6 import IPv6, ICMPv6ND_NS, ICMPv6MLReport2, ICMPv6ND_RA
from scapy.layers.l2 import Ether
from scapy.packet import Raw
name = u"Lisp Inner Layer - IPv6"
-def valid_ipv4(ip):
+def valid_ipv4(ip_address):
+ """Check IPv4 address.
+
+ :param ip_address: IPv4 address to check.
+ :type ip_address: str
+ :returns: True if IP address is correct.
+ :rtype: bool
+ :raises AttributeError, AddressValueError: If IP address is not valid.
+ """
try:
- ipaddress.IPv4Address(ip)
+ ipaddress.IPv4Address(ip_address)
return True
except (AttributeError, ipaddress.AddressValueError):
return False
-def valid_ipv6(ip):
+def valid_ipv6(ip_address):
+ """Check IPv6 address.
+
+ :param ip_address: IPv6 address to check.
+ :type ip_address: str
+ :returns: True if IP address is correct.
+ :rtype: bool
+ :raises AttributeError, AddressValueError: If IP address is not valid.
+ """
try:
- ipaddress.IPv6Address(ip)
+ ipaddress.IPv6Address(ip_address)
return True
except (AttributeError, ipaddress.AddressValueError):
return False
def main():
"""Send IP ICMP packet from one traffic generator interface to the other.
- :raises RuntimeError: If the received packet is not correct."""
+ :raises RuntimeError: If the received packet is not correct.
+ """
args = TrafficScriptArg(
[
# read another packet in the queue if the current one is
# ICMPv6MLReport2
continue
+ elif ether.haslayer(ICMPv6ND_RA):
+ # read another packet in the queue if the current one is
+ # ICMPv6ND_RA
+ continue
# otherwise process the current packet
break